Home / 202,537,790.37-279,501,898.19-109,718,681.85

Finding the Fourth Proportional to 202,537,790.37, 279,501,898.19 and 109,718,681.85

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Solution

The fourth proportional to 202,537,790.37, 279,501,898.19 and 109,718,681.85 is: 151,411,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,537,790.37 : 279,501,898.19 = 109,718,681.85 : x
  2. Step 2: Convert to fraction form
    202,537,790.37/279,501,898.19 = 109,718,681.85/x
  3. Step 3: Cross multiply
    202,537,790.37x = 279,501,898.19 × 109,718,681.85
  4. Step 4: Simplify right side
    202,537,790.37x = 30,666,579,843,431,108
  5. Step 5: Solve for x
    x = 30,666,579,843,431,108/202,537,790.37
  6. Step 6: Final answer
    x = 151,411,644.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.